Electron Beam Cutting Continuous Strip Electrical Components

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Solution Overview

Problem

Manufacturing electrical components, such as contact elements for plug connectors, is often complex, cost-intensive, and inflexible due to the need for separate tools for each layout.

Innovation Solution

A method using a continuous strip material that employs an electron beam for cutting, softening, hardening, and remelting, allowing for precise and rapid processing with high cutting speeds and adjustable electron beam parameters, enabling flexible and cost-effective production.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If conventional separate tools are used for each layout, then manufacturing precision can be maintained, but device complexity and production costs increase

Engineering Contradiction:
Improvelayout precisionVSAvoidtool complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent applies universality by using a single electron beam tool that can perform multiple cutting operations for different layouts and component types. The electron beam system is configured to process various electrical components (contact elements, bus bars, connectors) with different geometries using the same equipment, eliminating the need for separate mechanical tools for each layout pattern.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent replaces conventional mechanical cutting tools with an electron beam-based cutting system. The electron beam uses electromagnetic fields to heat and vaporize material, substituting mechanical contact and force with a non-contact energy field approach, thereby reducing mechanical complexity while maintaining precision.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Manufacturing precision

If conventional separate tools are used for each layout, then cutting accuracy can be ensured, but productivity decreases

Engineering Contradiction:
Improvecutting accuracyVSAvoidproduction speed
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The patent implements continuity of useful action through the electron beam system that can continuously trace complex layout patterns without tool changes or repositioning. The beam can rapidly move and switch between different cutting paths, maintaining continuous material removal operation, which significantly increases production speed compared to sequential mechanical tool operations.

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The electron beam system exhibits dynamic capabilities by rapidly changing its position, intensity, and focus according to the required layout pattern. The beam can dynamically adapt to different cutting speeds, depths, and patterns without mechanical inertia constraints, enabling both high precision and high productivity simultaneously.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If conventional tools are used, then equipment simplicity is maintained, but adaptability decreases

Engineering Contradiction:
Improvelayout flexibilityVSAvoidequipment complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent utilizes parameter changes by controlling electron beam characteristics (energy, focus, scan speed, pulse duration) to adapt to different material types, thicknesses, and geometric requirements. This parametric control provides high adaptability for various electrical component layouts without requiring physical tool changes, overcoming the trade-off between versatility and complexity.

Inventive Principle:
Principle #35Parameter changes

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This method results in a more versatile, cost-effective, and flexible production process for electrical components, with improved edge rounding, material properties, and enhanced resilience, reducing production complexity and costs.

Implementation Method 1

separating a section from the continuous strip material using an electron beam

Methodology Applied
Scientific EffectElectron beam heating: Electron Beam

Implementation Method 2

employing an electron beam for cutting, softening, hardening, and remelting

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Implementation Method 3

employing an electron beam for cutting, softening, hardening, and remelting

Methodology Applied
Scientific EffectMelting and solidification: Melting

Data Source

PatentUS9937584B2Electron-beam-supported production of electrical components
Publication Date: 2018.04.10 TE CONNECTIVITY GERMANY GMBH
  • US9937584B2 patent drawing
  • US9937584B2 patent drawing
  • US9937584B2 patent drawing

AI summary

A method for producing an electrical component is provided. The method includes steps of providing a continuous strip material and separating a section from the continuous strip material using an electron beam.